# Discovery Server example The *eProsima Fast DDS discovery server* example is an application intended to demonstrate the use of *Discovery Server*. This example is part of the suite of examples designed by eProsima that aims to illustrate the f...-Go服务器开发

Run the example

To run the eProsima Fast DDS discovery server example, follow these steps:

Prerequisites

Install eProsima Fast DDS: Ensure you have eProsima Fast DDS installed on your system. You can find installation instructions in the Fast DDS documentation.
Set Up Your Environment: Make sure that your environment is properly set up with all required dependencies for building and running the example.

Steps to Run the Example

Clone the Repository: If you haven’t done so already, clone the Fast DDS examples repository from GitHub:
```
git clone https://github.com/eProsima/Fast-DDS-examples.git
cd Fast-DDS-examples/discovery_server_example
```
Build the Example: Use CMake to build the discovery server example. From within the discovery_server_example directory, execute:
```
mkdir build && cd build
cmake ..
make
```
Run the Discovery Server: Start by launching the discovery server application from a terminal window:
```
./DiscoveryServer
```
Run Publishers and Subscribers: Open additional terminal windows to launch publisher and subscriber applications.
- To run a publisher instance:
```
./Publisher
```
- To run a subscriber instance:
```
./Subscriber
```
Observe Communication: Once everything is running, observe how publishers send messages to subscribers via the discovery server, which acts as a central hub for managing their connections.

Additional Configuration

You can customize various parameters of both publishers and subscribers through configuration files or command-line arguments depending on your specific requirements for testing or deployment.

For detailed options available during configuration and execution, refer to the respective README files located in each example directory or consult further documentation provided by eProsima.

Troubleshooting

If you encounter issues while running any of these components, ensure that your firewall settings allow communication on relevant ports used by Fast DDS.
Check logs for any error messages that could provide insights into what might be wrong with your setup.

By following these steps, you should successfully run and interact with the eProsima Fast DDS discovery server example!

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